Trojan.Agent.GBM
Threat Scorecard
EnigmaSoft Threat Scorecard
EnigmaSoft Threat Scorecards are assessment reports for different malware threats which have been collected and analyzed by our research team. EnigmaSoft Threat Scorecards evaluate and rank threats using several metrics including real-world and potential risk factors, trends, frequency, prevalence, and persistence. EnigmaSoft Threat Scorecards are updated regularly based on our research data and metrics and are useful for a wide range of computer users, from end users seeking solutions to remove malware from their systems to security experts analyzing threats.
EnigmaSoft Threat Scorecards display a variety of useful information, including:
Popularity Rank: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Popularity Rank: | 25,778 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 3 |
| First Seen: | October 13, 2025 |
| Last Seen: | May 24, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Agent.GBM on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the integrity of your computer, allowing unauthorized access and potentially leading to further malicious activities. It is essential to understand the nature of this threat and take prompt action to remove it and secure your system.
Table of Contents
What Is Trojan.Agent.GBM?
Trojan.Agent.GBM is a type of Trojan horse malware, which is a broad category of threats that disguise themselves as legitimate software to gain unauthorized access to a computer system. The name "Trojan.Agent.GBM" suggests that it is a generic detection for a Trojan-type threat, and its specific characteristics and behaviors may vary. Trojans are known for their ability to evade detection by traditional security measures, making them particularly dangerous as they can lead to a wide range of malicious activities, including data theft, spyware installation, and ransomware attacks.
How Trojan.Agent.GBM Operates
Once installed on a system, Trojan.Agent.GBM can operate in various ways, depending on its intended purpose. It may create backdoors for remote access, allowing hackers to control the infected computer, steal sensitive information, or use the system as part of a botnet for distributed denial-of-service (DDoS) attacks or spamming. Trojans often exploit vulnerabilities in software or manipulate users into executing them, either by disguising themselves as useful applications or attaching themselves to legitimate programs. Understanding how Trojans operate is crucial for taking effective measures to prevent and remove them.
Symptoms of Infection
Identifying a Trojan infection can be challenging due to their stealthy nature. However, several symptoms may indicate the presence of Trojan.Agent.GBM or similar malware. These include unexpected changes in system performance, such as slow downs or frequent crashes, appearance of unwanted programs or toolbars, unusual network activity, and pop-ups or other signs of adware. If you suspect that your system is infected, it is crucial to act quickly to minimize potential damage.
How to Remove Trojan.Agent.GBM
- Enter Safe Mode with Networking to prevent the malware from loading and to allow for a more effective removal process.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. This can help identify and remove the Trojan and any associated malware.
- Uninstall any suspicious programs that were installed around the time the malware was detected. Be cautious and only remove applications that you are certain are malicious or unnecessary.
- Reset your web browsers (Chrome, Firefox, Edge) to their default settings to remove any malicious extensions or settings changes made by the Trojan.
- Reboot your system and perform another scan with your anti-malware tool to ensure that all components of the Trojan have been removed.
Conclusion
Removing Trojan.Agent.GBM requires careful and immediate action to prevent further damage to your system and protect your personal data. By understanding the nature of this threat and following the steps outlined for removal, you can help secure your computer against this and similar threats. It is also essential to maintain good cybersecurity practices, including keeping your operating system and software up to date, using strong antivirus software, and being cautious when opening emails or downloading files from the internet. Vigilance and proactive measures are key to protecting against malware and maintaining the security and integrity of your digital environment.
Analysis Report
General information
| Family Name: | Trojan.Agent.GBM |
|---|---|
| Signature status: | Self Signed |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
6b725d2554af8516f9c2454563a313a4
SHA1:
c21442c3bd571de7b9493593a57ea6cbcc65c84e
SHA256:
B18A37C71554DAEFF98F1BC1F573194FF19F341F460FBEA3E539119492F5BA13
File Size:
367.34 KB, 367344 bytes
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MD5:
41b3d8718a5cc99ec45ee2aabdaedd21
SHA1:
16543d32315576dbfd5e66341aa81073a8ec5186
SHA256:
661094C71B141900435BC2C676F2CD906BA49A8E8F20A864FB7DB266589043A4
File Size:
385.26 KB, 385264 bytes
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MD5:
1e2cffd0312ec9352f3be5791931c078
SHA1:
db8dc1c204404aeb51c6910c7367c4aa88d0a9b3
SHA256:
E06C667AA3DA694C8CFBB7847CE6FEA53AE4450708080A801EDA34A7FD4B4E95
File Size:
384.75 KB, 384752 bytes
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Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File has TLS information
- File is 64-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- File is Native application (NOT .NET application)
- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Icons
File Icons
This section displays icon resources found within family samples. Malware often replicates icons commonly associated with legitimate software to mislead users into believing the malware is safe.
Windows PE Version Information
Windows PE Version Information
This section displays values and attributes that have been set in the Windows file version information data structure for samples within this family. To mislead users, malware actors often add fake version information mimicking legitimate software.| Name | Value |
|---|---|
| Company Name | KillerMacros |
| File Description | BoomBang Assistant Tool |
| File Version | 3.0.0.0 |
| Internal Name | KillerMacros |
| Legal Copyright | 7hrashcr |
| Original Filename | KillerMacros.exe |
| Product Name | KillerMacros |
| Product Version | 3.0.0.0 |
Digital Signatures
Digital Signatures
This section lists digital signatures that are attached to samples within this family. When analyzing and verifying digital signatures, it is important to confirm that the signature’s root authority is a well-known and trustworthy entity and that the status of the signature is good. Malware is often signed with non-trustworthy “Self Signed” digital signatures (which can be easily created by a malware author with no verification). Malware may also be signed by legitimate signatures that have an invalid status, and by signatures from questionable root authorities with fake or misleading “Signer” names.| Signer | Root | Status |
|---|---|---|
| KillerMacros | KillerMacros | Self Signed |
| KislerMacros | KislerMacros | Hash Mismatch |
File Traits
- x64
Block Information
Block Information
During analysis, EnigmaSoft breaks file samples into logical blocks for classification and comparison with other samples. Blocks can be used to generate malware detection rules and to group file samples into families based on shared source code, functionality and other distinguishing attributes and characteristics. This section lists a summary of this block data, as well as its classification by EnigmaSoft. A visual representation of the block data is also displayed, where available.| Total Blocks: | 556 |
|---|---|
| Potentially Malicious Blocks: | 19 |
| Whitelisted Blocks: | 411 |
| Unknown Blocks: | 126 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Files Modified
Files Modified
This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.| File | Attributes |
|---|---|
| \device\namedpipe\gmdasllogger | Generic Write,Read Attributes |
| c:\users\user\downloads\phrases.txt | Generic Write,Read Attributes |
| c:\users\user\downloads\settings.txt | Generic Write,Read Attributes |
Windows API Usage
Windows API Usage
This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.| Category | API |
|---|---|
| Syscall Use |
Show More
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| Network Info Queried |
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| User Data Access |
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| Encryption Used |
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| Network Winhttp |
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| Other Suspicious |
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